#include <iostream>
#include <string>

bool f(std::string s)
{
	for(int i=0;i<s.length();++i)
	{
		if(s[i]!='0') 
		{
			if(s[i]!='1')
			{
				return false;
			}
		}
	}
	return true;
}

int main()
{
	std::cout << "nermuceq tox: ";
	std::string s;
	getline(std::cin,s);
	if(f(s))
	{
		std::cout << "tox irenic nerkayacnum e erkuakan kod.\n";
	}else
	{
		std::cout << "tox irenic chi nerkayacnum erkuakan kod.\n";
	}
	return 0;
}